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Vagus Nerve Palsy


Overview of Vagus Nerve Palsy

overview

Complete damage or interruption of the vagus nerve produces a typical pattern of weakness. There are difficulties with swallowing and with hoarseness. Although the nerve supplies the heart, gastrointestinal tract and other organs, there are usually no symptoms caused by this.

Causes of Vagus Nerve Palsy

causes

The vagus nerve can be injured in the chest. This often comes from aortic aneurysms, tumors of the mediastinum or lung cancer. The nerve may be damaged in the neck from surgery or from trauma. Tumors or injuries of the skull and base of the brain may involve not only this nerve, but other adjacent cranial nerves.

Signs and Symptoms of Vagus Nerve Palsy

signs and symptoms

The voice is hoarse and nasal in quality. There may be numbness of a portion of the ear, if the vagus nerve is injured soon after it leaves the skull. There is difficulties swallowing with episodes of regurgitation, often through the nose. There can be cough and pneumonia secondary to aspiration into the lungs.



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Medical Content Last Updated on 07/12/2008

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